--subdivision Analysis under substances or chemicals for works on methods of analyzing these items or analyzing a sample to determine the presence or quantity of these items, and for works presenting the results of analyzing substances not produced naturally, e.g. Concrete--Analysis; Corn--Analysis
--subdivision Inhibitors under individual enzymes and groups of enzymes, e.g. Amylases--Inhibitors; also subdivision Antagonists under other individual chemicals and groups of chemicals, e.g. Insulin--Antagonists; and subdivision Synthesis--Inhibitors under individual chemicals and groups of chemicals, e.g. Insulin--Synthesis--Inhibitors
Chemical Effects Of Radiation -- See Radiation chemistry Here are entered works on the chemical effects of high energy radiation on matter. Works on the chemical properties of radioactive substances and their use in chemical studies are entered under Radiochemistry. Works on the application of chemical techniques to the study of the structure and properties of atomic nuclei, their transformations and reactions are entered under Nuclear chemistry.